Consolidated Statements of Changes in Stockholders' Equity - 9 months ended Sep. 30, 2015 - USD ($) $ in Thousands	Total	Common Stock (Par Value: $0.01):	Paid-in Capital in Excess of Par:	Retained Earnings:	Treasury Stock:	Accumulated Other Comprehensive Loss, net of tax:
Balance at beginning of year at Dec. 31, 2014	$ 5,781,815	$ 4,427	$ 5,369,623	$ 464,569	$ (1,118)	$ (55,686)
Net income	357,651			357,651
Purchase of common stock (447,037 shares)					(6,999)
Other comprehensive income, net of tax	2,259					2,259
Shares issued for restricted stock awards		17	(7,709)		7,691
Dividends paid on common stock ($0.75 per share)				(332,837)
Compensation expense related to restricted stock awards			22,594
Tax effect of stock plans			2,355
Balance at end of period at Sep. 30, 2015	$ 5,826,837	$ 4,444	$ 5,386,863	$ 489,383	$ (426)	$ (53,427)